Home / 50,756.04-70,049.88-30,623.79

Finding the Fourth Proportional to 50,756.04, 70,049.88 and 30,623.79

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Solution

The fourth proportional to 50,756.04, 70,049.88 and 30,623.79 is: 42,264.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,756.04 : 70,049.88 = 30,623.79 : x
  2. Step 2: Convert to fraction form
    50,756.04/70,049.88 = 30,623.79/x
  3. Step 3: Cross multiply
    50,756.04x = 70,049.88 × 30,623.79
  4. Step 4: Simplify right side
    50,756.04x = 2,145,192,814.65
  5. Step 5: Solve for x
    x = 2,145,192,814.65/50,756.04
  6. Step 6: Final answer
    x = 42,264.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.